Demo

Software Engineer with Security Clearance

Altamira
Warrenton, VA Full Time
POSTED ON 5/2/2026
AVAILABLE BEFORE 5/31/2026
Company Description: Altamira Technologies has a long and successful history providing innovative solutions throughout the U.S. National Security community. Altamira serves the defense, intelligence and homeland security communities worldwide by focusing on creating innovative solutions leveraging common standards in architecture, data and security. Altamira believes that our people and the culture of our company differentiate us from other companies. Work Location: Warrenton, VA - position is hybrid with the ability to work from home a couple days a week. Position Description: We are seeking a Software Engineer who thrives on developing high-throughput data, low-latency code, and complex algorithm implementation. The available position moves beyond high-level application code, focusing on the intersection of systems programming, digital signal processing, and real-time data orchestration. As a Software Engineer at Altamira, you will design and build the software engines that power our sensing and communication platforms. You will be responsible for the full software lifecycle - architecting data pipelines, implementing algorithms in code, and developing robust APIs. You must be comfortable working in a Linux-centric environment where performance optimization and memory management are critical. Key Responsibilities:

  • High-Performance Development: Architect and maintain mission-critical applications using C for performance-intensive processing and Python for prototyping algorithms, systems logic, data manipulation, and rapid feature deployment.
  • Data Orchestration: Develop software to handle high-rate data streams over UDP/TCP, ensuring packet integrity and low-latency transfer between hardware and software.
  • Automation & Tooling: Create Python-based tools for automated testing, signal simulation, and performance benchmarking of the software stack. Support GitLab CI integration for automated build and deployments.
  • Agile Collaboration: Lead and participate in code reviews, utilize Git and Jira development productivity tools, support complex software releases in a collaborative environment. Must-Have Qualifications and Experience:
  • Software Engineering: Professional software development experience with an emphasis on C/C and Python.
  • Linux Systems: Proficiency with multi-threading, Inter-Process Communication (IPC), and network socket programming.
  • Frameworks: Experience with X-Midas or similar signal processing frameworks (e.g., GNU Radio, REDHAWK).
  • Mathematical Computing: Experience implementing mathematical / scientific algorithms in code.
  • Software Best Practices: Strong rasp of Object-Oriented Design (OOD), design patterns, and modern DevOps/CI/CD. Nice-To-Have Qualifications and Experience:
  • CUDA or OpenCL: Experience using for GPU-accelerated signal processing.
  • Docker or Podman: Knowledge of containerization and orchestration for deploying processing nodes.
  • Signals: Familiarity with signal characteristics (pulsed/CW radar, modulations) and algorithms (FFTs, FIR filters, DDC).
  • Digital Signal Processing (DSP): Understanding of concepts and software implementation (NumPy, SciPy, or FFTW).
  • Applications: Background in Electronic Warfare (EW) or SIGINT (COMINT, ELINT) application areas. Clearance Requirements: - Must currently hold a minimum of a Top Secret clearance. Altamira is an Equal Opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, national origin, disability, or protected veteran status.

Salary.com Estimation for Software Engineer with Security Clearance in Warrenton, VA
$110,391 to $134,318
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